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Collance Logo Collance · IT - Software Development

Sr Python Developer

India, Noida · Job Posted February 20, 2026
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Job Description

We seek an experienced Python Web Developer to join our development team as a development lead. As a Sr. Python Developer, you will be responsible for developing and maintaining robust, scalable, and secure enterprise level web applications using cloud infrastructure. You will work closely with cross-functional teams to deliver high-quality software solutions, including product managers, designers, and developers.

Job Responsibility

  • Design, develop, and maintain web applications using Python framework
  • Write efficient, reusable, and testable code following best practices and coding standards
  • Collaborate with the team to define and translate software requirements into technical specifications
  • Implement and maintain Restful APIs
  • Ensure the application’s performance, scalability, and security
  • Debug and resolve issues and bugs reported by the quality assurance team or end-users
  • Conduct code reviews, unit testing, code coverage and provide constructive feedback to improve code quality to junior team members
  • Stay updated with the latest industry trends, technologies, and best practices

Requirements

  • Work experience as a Python Developer minimum 7+ year
  • Data Structures & Algorithm and Application Development Experience
  • Expertise in at least one popular Python framework (like Django)
  • Knowledge of object-relational mapping (ORM) and docker
  • Familiarity with front-end technologies (like JavaScript and HTML5)
  • Experience in Handling Team at least 3years
  • Good problem-solving skills 3-6 years of professional experience as a Python Developer
  • In-depth knowledge and hands-on experience with the Python frameworks including but not limited to FastAPI, Flask, Pandas, Json, Requests, Pyunit etc
  • Working experience with AWS components like S3, SQS, SNS, Cloudwatch etc. and ability to create and work with AWS components with boto3
  • Experience using an ORM (Object Relational Model) library like SQLAlchemy, SQLModel or similar
  • Solid understanding of web development principles and REST APIs
  • Strong problem-solving and analytical skills
  • Excellent English communication and collaboration skills
  • Sound knowledge and practical experience of coding with OOPS
  • Common design patterns
  • Exposure to AWS cloud components
  • CI/CD code deployment knowledge
  • GIT or other similar code versioning tool integration and following best practices
  • Experience in developing SaaS application
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